Finding the Fourth Proportional to 5,240,599.47, 7,232,357.61 and 3,175,795.58
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Solution
The fourth proportional to 5,240,599.47, 7,232,357.61 and 3,175,795.58 is: 4,382,798.09
Step by Step Solution
- Step 1: Write the proportion equation
5,240,599.47 : 7,232,357.61 = 3,175,795.58 : x - Step 2: Convert to fraction form
5,240,599.47/7,232,357.61 = 3,175,795.58/x - Step 3: Cross multiply
5,240,599.47x = 7,232,357.61 × 3,175,795.58 - Step 4: Simplify right side
5,240,599.47x = 22,968,489,330,817.37 - Step 5: Solve for x
x = 22,968,489,330,817.37/5,240,599.47 - Step 6: Final answer
x = 4,382,798.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.